— Dec. 25, 2016: A Tupolev-154 operated by the Russian Defense Ministry en route to Syria crashes into the Black Sea minutes after takeoff from Sochi. All 92 people on board are believed dead and the cause of the crash isn’t immediately known.

— Oct. 31, 2015: An onboard bomb destroys a Metrojet airliner soon after its takeoff from Egypt’s Sharm al-Sheikh resort. All 224 people on board die.

— Nov. 17, 2013: All 50 people aboard a Tatarstan Airlines Boeing 737 are killed when the crew sends the plane into a steep dive while trying to land in Kazan.

— May 10, 2012: A Sukhoi Superjet on a demonstration flight for potential buyers smashes into a volcano in Indonesia while carrying 45 people. There are no survivors.

— April 2, 2012: A UTAir ATR-72 crashes shortly after takeoff from Tyumen; 33 are killed, 10 survive. Poor de-icing of the plane is blamed.